TAKAAKI FUJITA; FLORENTIN SMARANDACHE. An Introduction to Advanced Soft Set Variants: SuperHyperSoft Sets, IndetermSuperHyperSoft Sets, IndetermTreeSoft Sets, BiHyperSoft sets, GraphicSoft sets, and Beyond. Neutrosophic Sets and Systems, [S. l.], v. 82, p. 817–843, 2025. Disponível em: https://fs.unm.edu/nss8/index.php/111/article/view/6062.. Acesso em: 26 jun. 2025.